const mongoose = require('mongoose')
mongoose.connect('mongodb://127.0.0.1:27017/xiaoniuBike', {
	useNewUrlParser: true,
	useUnifiedTopology: true
})
mongoose.connection.on('connected', () => {
	console.log('数据库连接成功')
})
mongoose.connection.on('disconnected', () => {
	console.log('数据库连接失败')
})
module.exports = mongoose
